A discrete signal is expressed as x[n] = 2cos(2n), where n is an integer. Is this signal periodic? a. Periodic with period 2n b. Periodic with period 2π c. Periodic with period 2 d. Not periodic Determine if the signal x[n] = 7sin(6πn) is periodic? If so, what is the fundamental period? a. Periodic with a fundamental period of 6π b. Periodic with a fundamental period of 3 c. Periodic with a fundamental period of 1 d. Not periodic The result of the convolution x(n)∗delta(n−n0) is? a. x(n +n0) b. x(x - n0) c. x(−n−n0) d. x(−n +n0)
A discrete signal is expressed as x[n] = 2cos(2n), where n is an integer. Is this signal periodic?
a. Periodic with period 2n
b. Periodic with period 2π
c. Periodic with period 2
d. Not periodic
Determine if the signal x[n] = 7sin(6πn) is periodic? If so, what is the fundamental period?
a. Periodic with a fundamental period of 6π
b. Periodic with a fundamental period of 3
c. Periodic with a fundamental period of 1
d. Not periodic
The result of the convolution x(n)∗delta(n−n0) is?
a. x(n +n0)
b. x(x - n0)
c. x(−n−n0)
d. x(−n +n0)
Determine the output of an LTI system, if the input is x[n] = 2delta(n)−delta(n−1) and h[n] is given by the following figure
A real value signal x[n] is said to be antisymmetric if
a. x(n) =x(−n)
b. x(n) = x(−n)
c. x(n) =−x(n)
d. nothing is right
![Figure 1
10 1 2 3
а) {2,5,1, -4,3,-1}
b) {2,5,1, -4,3,–1}
↑
с) (-2,5,1,4,3,1}
↑
d) {2, –5,1,4, –3, –1}](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F57f71806-e3ea-4a27-9fc3-26b87b636dba%2Fc1d99deb-e0a6-4d27-996b-5fd5ef6f33e9%2Fcqb7v5c_processed.png&w=3840&q=75)
![](/static/compass_v2/shared-icons/check-mark.png)
Step by step
Solved in 3 steps with 3 images
![Blurred answer](/static/compass_v2/solution-images/blurred-answer.jpg)
![Introductory Circuit Analysis (13th Edition)](https://www.bartleby.com/isbn_cover_images/9780133923605/9780133923605_smallCoverImage.gif)
![Delmar's Standard Textbook Of Electricity](https://www.bartleby.com/isbn_cover_images/9781337900348/9781337900348_smallCoverImage.jpg)
![Programmable Logic Controllers](https://www.bartleby.com/isbn_cover_images/9780073373843/9780073373843_smallCoverImage.gif)
![Introductory Circuit Analysis (13th Edition)](https://www.bartleby.com/isbn_cover_images/9780133923605/9780133923605_smallCoverImage.gif)
![Delmar's Standard Textbook Of Electricity](https://www.bartleby.com/isbn_cover_images/9781337900348/9781337900348_smallCoverImage.jpg)
![Programmable Logic Controllers](https://www.bartleby.com/isbn_cover_images/9780073373843/9780073373843_smallCoverImage.gif)
![Fundamentals of Electric Circuits](https://www.bartleby.com/isbn_cover_images/9780078028229/9780078028229_smallCoverImage.gif)
![Electric Circuits. (11th Edition)](https://www.bartleby.com/isbn_cover_images/9780134746968/9780134746968_smallCoverImage.gif)
![Engineering Electromagnetics](https://www.bartleby.com/isbn_cover_images/9780078028151/9780078028151_smallCoverImage.gif)